APA (7th ed.) Citation

Ferguson, J. M. (1950). Landmarks of economic thought (2nd ed.). Longmans, Green and Co..

Chicago Style (17th ed.) Citation

Ferguson, John M. Landmarks of Economic Thought. 2nd ed. New York: Longmans, Green and Co., 1950.

MLA (9th ed.) Citation

Ferguson, John M. Landmarks of Economic Thought. 2nd ed. Longmans, Green and Co., 1950.